Image Missing: Hearst Museum object titled Coin: bronze (reproduction), accession number 9-5733j, described as Coin (replica); so-called "spade" shape; U-shaped cast bronze, two characters on one face, perforated at top; length 5.4 cm. Original, cast in bronze, brass and copper, probably 770 BC–25 AD. Native name and meaning: pu (=spade).